Key Features
- 45° branch design optimizes fluid dynamics and minimizes pressure drop
- PE100 RC material guarantees long-term resistance to slow crack growth
- Full-automated butt fusion ensures permanent leak-free joints
- Certified for rapid crack propagation resistance per ISO 4437
Typical Applications
- Branching systems in urban gas distribution networks
- LPG (Liquefied Petroleum Gas) distribution facilities
- Industrial plant fuel gas supply lines
- CNG (Compressed Natural Gas) refueling station piping
Manufacturing Process
Computer-Controlled Injection Molding
- Melt temperature precision: 200±2℃
- Mold cooling gradient control ≤5℃/min
- Holding pressure maintenance: 75-85 MPa
- Crystallinity control: 65-70%
Raw Material Characteristics
- Density: 950 kg/m³ (ISO 1183)
- Melt Flow Index: 0.25 g/10min (190℃/5kg, ISO 1133)
- Resistance to Slow Crack Growth: >1000 hours (80℃/4MPa, ISO 16770)
- Elastic Modulus: 1100 MPa (ISO 527)
- Branch modifications in medium-pressure gas mains (≤4bar)
- Pre-meter piping systems for commercial/industrial users
- Outlet network connections at gas pressure regulation stations
- Bypass systems for underground gas pipeline repairs
